Undefined Character (U+1E5D9)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𞗙` `𞗙`
UTF-8 Encoding:	`0xF0 0x9E 0x97 0x99`
UTF-16 Encoding:	`0xD839 0xDDD9`
UTF-32 Encoding:	`0x0001E5D9`

References